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75 lines
1.7 KiB
75 lines
1.7 KiB
/*
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* Minio Cloud Storage, (C) 2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package ioutil
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import (
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goioutil "io/ioutil"
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"os"
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"testing"
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)
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func TestCloseOnWriter(t *testing.T) {
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writer := WriteOnClose(goioutil.Discard)
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if writer.HasWritten() {
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t.Error("WriteOnCloser must not be marked as HasWritten")
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}
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writer.Write(nil)
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if !writer.HasWritten() {
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t.Error("WriteOnCloser must be marked as HasWritten")
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}
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writer = WriteOnClose(goioutil.Discard)
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writer.Close()
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if !writer.HasWritten() {
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t.Error("WriteOnCloser must be marked as HasWritten")
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}
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}
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// Test for AppendFile.
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func TestAppendFile(t *testing.T) {
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f, err := goioutil.TempFile("", "")
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if err != nil {
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t.Fatal(err)
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}
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name1 := f.Name()
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defer os.Remove(name1)
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f.WriteString("aaaaaaaaaa")
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f.Close()
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f, err = goioutil.TempFile("", "")
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if err != nil {
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t.Fatal(err)
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}
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name2 := f.Name()
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defer os.Remove(name2)
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f.WriteString("bbbbbbbbbb")
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f.Close()
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if err = AppendFile(name1, name2); err != nil {
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t.Error(err)
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}
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b, err := goioutil.ReadFile(name1)
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if err != nil {
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t.Error(err)
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}
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expected := "aaaaaaaaaabbbbbbbbbb"
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if string(b) != expected {
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t.Errorf("AppendFile() failed, expected: %s, got %s", expected, string(b))
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}
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}
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